Verdelho

Verdelho is one of the four noble grapes of Madeira, and it occupies the middle of that island's sweetness scale — drier than Bual and Malmsey, richer than Sercial. On a Madeira label the variety name is effectively a statement of style.

What defines Madeira is not the grape but the heating. The island sits in the Atlantic off the coast of Morocco and was a provisioning stop for ships bound for the Indies; barrels carried as ballast came back having crossed the tropics twice, and the wine had improved. Producers reverse-engineered the effect. Estufagem heats wine in tanks for months; the finer canteiro method leaves casks in warm lofts under the roof for years or decades, letting the island's heat do the work slowly.

Deliberately cooking and oxidising a wine would destroy almost anything else. Madeira is already fortified and ferociously acidic, and instead of spoiling it develops caramel, roasted nut, dried fruit and a burnt-sugar depth, while the acid keeps everything taut. An opened bottle survives for months on a shelf, because there is nothing left for oxygen to do to it.

Verdelho in that context gives a medium-dry wine with smoke, dried apricot, orange peel, toasted hazelnut and a distinctly saline, tangy finish. It is a genuinely good aperitif, which is not true of the sweeter styles.

The same name in Australia refers to a different tradition entirely: unfortified, dry, tropical-fruited white wine, mostly from the Hunter Valley and Western Australia. Confusingly, the Australian vine is the same variety; the wine is nothing alike.